Belimo SR24A-SZ - rotary actuator for ball valves

Belimo SR24A-SZ – rotary actuator for ball valves

The actuator is designed for ball valves in stationary heating, ventilation and air conditioning installations. The control signal Y determines the actuator position, while the measuring voltage U enables electrical readout of the valve position.

Key features

• Torque: 20 Nm; rated voltage: AC/DC 24 V.
• Control signal Y range: 0.5...10 V; position feedback signal U: 0.5...10 V.
• Running time: 90 s / 90°; positioning accuracy: ±5%.
• Power consumption during operation: 2.5 W; at rest: 0.4 W; sizing power: 5 VA.
• Power and control connection: 1 m cable, 4x 0.75 mm².
• Manual override by push button with locking option; adjustable rotation angle with mechanical end stops.
• Direct mounting on the ball valve using one central screw; mounting orientation can be selected in 90° increments.
• Degree of protection: IP54; ambient temperature: -30...50°C.